Prefix 314-309 — Saint Louis, MO
- Area code
- 314
- Prefix (NXX)
- 309
- Rate center
- Saint Louis
- State
- Missouri
- Time zone
- Central
- Code holder
- T-MOBILE USA, INC.
- OCN
- 6529
- Pooled
- Yes (thousands-block pooling)
- Assigned
- 2014-03-07
- LATA
- 520
Numbers in the 314-309 prefix are registered to the Saint Louis rate center in MO, inside area code 314. The prefix is the second block of a ten-digit US number (314-309-XXXX) and pins the number to a billing locality.
The assigned code holder is T-MOBILE USA, INC., operating company number 6529, assigned March 7, 2014. This is a pooled prefix — expect numbers within it to be split across more than one carrier in 1,000-number blocks.
The rate center lies in the St. Louis, MO-IL Metropolitan Statistical Area. The serving LATA is 520. Local time follows the Central zone.
Spoofing means this prefix on your screen doesn't guarantee a Saint Louis caller. Verify independently before trusting a request for money or data.
Neighboring prefixes
| Prefix | Rate center | Code holder |
|---|---|---|
| 314-306 | Ladue | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO |
| 314-307 | Ladue | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO |
| 314-308 | Ladue | NEW CINGULAR WIRELESS PCS, LLC - IL |
| 314-310 | Ladue | ONVOY, LLC - MO |
| 314-312 | Saint Louis | BANDWIDTH.COM CLEC, LLC - MO |
| 314-313 | Ladue | CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO |
FAQ
Where is 314-309 located?
The prefix is assigned to the Saint Louis rate center in MO, area code 314. It is part of the St. Louis, MO-IL Metropolitan Statistical Area.
Which company owns 314-309 numbers?
T-MOBILE USA, INC. holds the code, but the prefix is pooled — individual thousands-blocks can be assigned to other carriers, and numbers may be ported to any provider.
Is a call from 314-309 safe to answer?
The prefix itself says nothing about the caller. Legitimate Saint Louis businesses and spoofed robocalls can both display it. Never share personal data with an unverified inbound caller.